2008 Opel Astra vs. 2005 Volkswagen Passat
To start off, 2008 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Volkswagen Passat. In addition, the cost of maintenance, including insurance, on 2005 Volkswagen Passat would be higher. At 1,781 cc (4 cylinders), 2005 Volkswagen Passat is equipped with a bigger engine. In terms of performance, 2005 Volkswagen Passat (149 HP @ 5700 RPM) has 50 more horse power than 2008 Opel Astra. (99 HP @ 4400 RPM) In normal driving conditions, 2005 Volkswagen Passat should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Volkswagen Passat weights approximately 9 kg more than 2008 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2008 Opel Astra (240 Nm @ 2300 RPM) has 30 more torque (in Nm) than 2005 Volkswagen Passat. (210 Nm @ 1750 RPM). This means 2008 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Volkswagen Passat.
Compare all specifications:
| 2008 Opel Astra | 2005 Volkswagen Passat | |
| Make | Opel | Volkswagen |
| Model | Astra | Passat |
| Year Released | 2008 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1684 cc | 1781 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 99 HP | 149 HP |
| Engine RPM | 4400 RPM | 5700 RPM |
| Torque | 240 Nm | 210 Nm |
| Torque RPM | 2300 RPM | 1750 RPM |
| Engine Bore Size | 79 mm | 81 mm |
| Engine Stroke Size | 86 mm | 86.4 mm |
| Engine Compression Ratio | 18.4:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 182 km/hour | 221 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 9.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1365 kg | 1374 kg |
| Vehicle Length | 4300 mm | 4710 mm |
| Vehicle Width | 1760 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2710 mm |
| Fuel Consumption Overall | 5 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 52 L | 62 L |
